src/config.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2012  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <unistd.h>
  29 #include <string.h>
  30 #include <sys/vfs.h>
  31 #include <sys/inotify.h>
  32 #include <glib.h>
  33
  34 #include <connman/provision.h>
  35 #include "connman.h"
  36
  37 struct connman_config_service {
  38         char *ident;
  39         char *name;
  40         char *type;
  41         void *ssid;
  42         unsigned int ssid_len;
  43         char *eap;
  44         char *identity;
  45         char *ca_cert_file;
  46         char *client_cert_file;
  47         char *private_key_file;
  48         char *private_key_passphrase;
  49         char *private_key_passphrase_type;
  50         char *phase2;
  51         char *passphrase;
  52         GSList *service_identifiers;
  53         char *config_ident; /* file prefix */
  54         char *config_entry; /* entry name */
  55         connman_bool_t hidden;
  56 };
  57
  58 struct connman_config {
  59         char *ident;
  60         char *name;
  61         char *description;
  62         connman_bool_t protected;
  63         GHashTable *service_table;
  64 };
  65
  66 static GHashTable *config_table = NULL;
  67 static GSList *protected_services = NULL;
  68
  69 static connman_bool_t cleanup = FALSE;
  70
  71 /* Definition of possible strings in the .config files */
  72 #define CONFIG_KEY_NAME                "Name"
  73 #define CONFIG_KEY_DESC                "Description"
  74 #define CONFIG_KEY_PROT                "Protected"
  75
  76 #define SERVICE_KEY_TYPE               "Type"
  77 #define SERVICE_KEY_NAME               "Name"
  78 #define SERVICE_KEY_SSID               "SSID"
  79 #define SERVICE_KEY_EAP                "EAP"
  80 #define SERVICE_KEY_CA_CERT            "CACertFile"
  81 #define SERVICE_KEY_CL_CERT            "ClientCertFile"
  82 #define SERVICE_KEY_PRV_KEY            "PrivateKeyFile"
  83 #define SERVICE_KEY_PRV_KEY_PASS       "PrivateKeyPassphrase"
  84 #define SERVICE_KEY_PRV_KEY_PASS_TYPE  "PrivateKeyPassphraseType"
  85 #define SERVICE_KEY_IDENTITY           "Identity"
  86 #define SERVICE_KEY_PHASE2             "Phase2"
  87 #define SERVICE_KEY_PASSPHRASE         "Passphrase"
  88 #define SERVICE_KEY_HIDDEN             "Hidden"
  89
  90 static const char *config_possible_keys[] = {
  91         CONFIG_KEY_NAME,
  92         CONFIG_KEY_DESC,
  93         CONFIG_KEY_PROT,
  94         NULL,
  95 };
  96
  97 static const char *service_possible_keys[] = {
  98         SERVICE_KEY_TYPE,
  99         SERVICE_KEY_NAME,
 100         SERVICE_KEY_SSID,
 101         SERVICE_KEY_EAP,
 102         SERVICE_KEY_CA_CERT,
 103         SERVICE_KEY_CL_CERT,
 104         SERVICE_KEY_PRV_KEY,
 105         SERVICE_KEY_PRV_KEY_PASS,
 106         SERVICE_KEY_PRV_KEY_PASS_TYPE,
 107         SERVICE_KEY_IDENTITY,
 108         SERVICE_KEY_PHASE2,
 109         SERVICE_KEY_PASSPHRASE,
 110         SERVICE_KEY_HIDDEN,
 111         NULL,
 112 };
 113
 114 static void unregister_config(gpointer data)
 115 {
 116         struct connman_config *config = data;
 117
 118         connman_info("Removing configuration %s", config->ident);
 119
 120         g_hash_table_destroy(config->service_table);
 121
 122         g_free(config->description);
 123         g_free(config->name);
 124         g_free(config->ident);
 125         g_free(config);
 126 }
 127
 128 static void unregister_service(gpointer data)
 129 {
 130         struct connman_config_service *config_service = data;
 131         struct connman_service *service;
 132         char *service_id;
 133         GSList *list;
 134
 135         if (cleanup == TRUE)
 136                 goto free_only;
 137
 138         connman_info("Removing service configuration %s",
 139                                                 config_service->ident);
 140
 141         protected_services = g_slist_remove(protected_services,
 142                                                 config_service);
 143
 144         for (list = config_service->service_identifiers; list != NULL;
 145                                                         list = list->next) {
 146                 service_id = list->data;
 147
 148                 service = __connman_service_lookup_from_ident(service_id);
 149                 if (service != NULL) {
 150                         __connman_service_set_immutable(service, FALSE);
 151                         __connman_service_remove(service);
 152                 }
 153
 154                 if (__connman_storage_remove_service(service_id) == FALSE)
 155                         DBG("Could not remove all files for service %s",
 156                                                                 service_id);
 157         }
 158
 159 free_only:
 160         g_free(config_service->ident);
 161         g_free(config_service->type);
 162         g_free(config_service->name);
 163         g_free(config_service->ssid);
 164         g_free(config_service->eap);
 165         g_free(config_service->identity);
 166         g_free(config_service->ca_cert_file);
 167         g_free(config_service->client_cert_file);
 168         g_free(config_service->private_key_file);
 169         g_free(config_service->private_key_passphrase);
 170         g_free(config_service->private_key_passphrase_type);
 171         g_free(config_service->phase2);
 172         g_free(config_service->passphrase);
 173         g_slist_free_full(config_service->service_identifiers, g_free);
 174         g_free(config_service->config_ident);
 175         g_free(config_service->config_entry);
 176         g_free(config_service);
 177 }
 178
 179 static void check_keys(GKeyFile *keyfile, const char *group,
 180                         const char **possible_keys)
 181 {
 182         char **avail_keys;
 183         gsize nb_avail_keys, i, j;
 184
 185         avail_keys = g_key_file_get_keys(keyfile, group, &nb_avail_keys, NULL);
 186         if (avail_keys == NULL)
 187                 return;
 188
 189         /*
 190          * For each key in the configuration file,
 191          * verify it is understood by connman
 192          */
 193         for (i = 0 ; i < nb_avail_keys; i++) {
 194                 for (j = 0; possible_keys[j] ; j++)
 195                         if (g_strcmp0(avail_keys[i], possible_keys[j]) == 0)
 196                                 break;
 197
 198                 if (possible_keys[j] == NULL)
 199                         connman_warn("Unknown configuration key %s in [%s]",
 200                                         avail_keys[i], group);
 201         }
 202
 203         g_strfreev(avail_keys);
 204 }
 205
 206 static connman_bool_t
 207 is_protected_service(struct connman_config_service *service)
 208 {
 209         GSList *list;
 210
 211         DBG("ident %s", service->ident);
 212
 213         for (list = protected_services; list; list = list->next) {
 214                 struct connman_config_service *s = list->data;
 215
 216                 if (g_strcmp0(s->type, service->type) != 0)
 217                         continue;
 218
 219                 if (s->ssid == NULL || service->ssid == NULL)
 220                         continue;
 221
 222                 if (s->ssid_len != service->ssid_len)
 223                         continue;
 224
 225                 if (g_strcmp0(service->type, "wifi") == 0 &&
 226                         strncmp(s->ssid, service->ssid, s->ssid_len) == 0) {
 227                         return TRUE;
 228                 }
 229         }
 230
 231         return FALSE;
 232 }
 233
 234 static int load_service(GKeyFile *keyfile, const char *group,
 235                                                 struct connman_config *config)
 236 {
 237         struct connman_config_service *service;
 238         const char *ident;
 239         char *str, *hex_ssid;
 240         gboolean service_created = FALSE;
 241         int err;
 242
 243         /* Strip off "service_" prefix */
 244         ident = group + 8;
 245
 246         if (strlen(ident) < 1)
 247                 return -EINVAL;
 248
 249         /* Verify that provided keys are good */
 250         check_keys(keyfile, group, service_possible_keys);
 251
 252         service = g_hash_table_lookup(config->service_table, ident);
 253         if (service == NULL) {
 254                 service = g_try_new0(struct connman_config_service, 1);
 255                 if (service == NULL)
 256                         return -ENOMEM;
 257
 258                 service->ident = g_strdup(ident);
 259
 260                 service_created = TRUE;
 261         }
 262
 263         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_TYPE, NULL);
 264         if (str != NULL) {
 265                 g_free(service->type);
 266                 service->type = str;
 267         }
 268
 269         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_NAME, NULL);
 270         if (str != NULL) {
 271                 g_free(service->name);
 272                 service->name = str;
 273         }
 274
 275         hex_ssid = g_key_file_get_string(keyfile, group, SERVICE_KEY_SSID,
 276                                          NULL);
 277         if (hex_ssid != NULL) {
 278                 char *ssid;
 279                 unsigned int i, j = 0, hex;
 280                 size_t hex_ssid_len = strlen(hex_ssid);
 281
 282                 ssid = g_try_malloc0(hex_ssid_len / 2);
 283                 if (ssid == NULL) {
 284                         err = -ENOMEM;
 285                         g_free(hex_ssid);
 286                         goto err;
 287                 }
 288
 289                 for (i = 0; i < hex_ssid_len; i += 2) {
 290                         if (sscanf(hex_ssid + i, "%02x", &hex) <= 0) {
 291                                 connman_warn("Invalid SSID %s", hex_ssid);
 292                                 g_free(ssid);
 293                                 g_free(hex_ssid);
 294                                 err = -EILSEQ;
 295                                 goto err;
 296                         }
 297                         ssid[j++] = hex;
 298                 }
 299
 300                 g_free(hex_ssid);
 301
 302                 g_free(service->ssid);
 303                 service->ssid = ssid;
 304                 service->ssid_len = hex_ssid_len / 2;
 305         } else if (service->name != NULL) {
 306                 char *ssid;
 307                 unsigned int ssid_len;
 308
 309                 ssid_len = strlen(service->name);
 310                 ssid = g_try_malloc0(ssid_len);
 311                 if (ssid == NULL) {
 312                         err = -ENOMEM;
 313                         goto err;
 314                 }
 315
 316                 memcpy(ssid, service->name, ssid_len);
 317                 g_free(service->ssid);
 318                 service->ssid = ssid;
 319                 service->ssid_len = ssid_len;
 320         }
 321
 322         if (is_protected_service(service) == TRUE) {
 323                 connman_error("Trying to provision a protected service");
 324                 err = -EACCES;
 325                 goto err;
 326         }
 327
 328         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_EAP, NULL);
 329         if (str != NULL) {
 330                 g_free(service->eap);
 331                 service->eap = str;
 332         }
 333
 334         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_CA_CERT, NULL);
 335         if (str != NULL) {
 336                 g_free(service->ca_cert_file);
 337                 service->ca_cert_file = str;
 338         }
 339
 340         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_CL_CERT, NULL);
 341         if (str != NULL) {
 342                 g_free(service->client_cert_file);
 343                 service->client_cert_file = str;
 344         }
 345
 346         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_PRV_KEY, NULL);
 347         if (str != NULL) {
 348                 g_free(service->private_key_file);
 349                 service->private_key_file = str;
 350         }
 351
 352         str = g_key_file_get_string(keyfile, group,
 353                                                 SERVICE_KEY_PRV_KEY_PASS, NULL);
 354         if (str != NULL) {
 355                 g_free(service->private_key_passphrase);
 356                 service->private_key_passphrase = str;
 357         }
 358
 359         str = g_key_file_get_string(keyfile, group,
 360                                         SERVICE_KEY_PRV_KEY_PASS_TYPE, NULL);
 361         if (str != NULL) {
 362                 g_free(service->private_key_passphrase_type);
 363                 service->private_key_passphrase_type = str;
 364         }
 365
 366         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_IDENTITY, NULL);
 367         if (str != NULL) {
 368                 g_free(service->identity);
 369                 service->identity = str;
 370         }
 371
 372         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_PHASE2, NULL);
 373         if (str != NULL) {
 374                 g_free(service->phase2);
 375                 service->phase2 = str;
 376         }
 377
 378         str = g_key_file_get_string(keyfile, group, SERVICE_KEY_PASSPHRASE,
 379                                         NULL);
 380         if (str != NULL) {
 381                 g_free(service->passphrase);
 382                 service->passphrase = str;
 383         }
 384
 385         service->config_ident = g_strdup(config->ident);
 386         service->config_entry = g_strdup_printf("service_%s", service->ident);
 387
 388         service->hidden = g_key_file_get_boolean(keyfile, group,
 389                                                 SERVICE_KEY_HIDDEN, NULL);
 390
 391         if (service_created)
 392                 g_hash_table_insert(config->service_table, service->ident,
 393                                         service);
 394
 395         if (config->protected == TRUE)
 396                 protected_services =
 397                         g_slist_prepend(protected_services, service);
 398
 399         connman_info("Adding service configuration %s", service->ident);
 400
 401         return 0;
 402
 403 err:
 404         if (service_created == TRUE) {
 405                 g_free(service->ident);
 406                 g_free(service->type);
 407                 g_free(service->name);
 408                 g_free(service->ssid);
 409                 g_free(service);
 410         }
 411
 412         return err;
 413 }
 414
 415 static int load_config(struct connman_config *config)
 416 {
 417         GKeyFile *keyfile;
 418         GError *error = NULL;
 419         gsize length;
 420         char **groups;
 421         char *str;
 422         gboolean protected, found = FALSE;
 423         int i;
 424
 425         DBG("config %p", config);
 426
 427         keyfile = __connman_storage_load_config(config->ident);
 428         if (keyfile == NULL)
 429                 return -EIO;
 430
 431         /* Verify keys validity of the global section */
 432         check_keys(keyfile, "global", config_possible_keys);
 433
 434         str = g_key_file_get_string(keyfile, "global", CONFIG_KEY_NAME, NULL);
 435         if (str != NULL) {
 436                 g_free(config->name);
 437                 config->name = str;
 438         }
 439
 440         str = g_key_file_get_string(keyfile, "global", CONFIG_KEY_DESC, NULL);
 441         if (str != NULL) {
 442                 g_free(config->description);
 443                 config->description = str;
 444         }
 445
 446         protected = g_key_file_get_boolean(keyfile, "global",
 447                                         CONFIG_KEY_PROT, &error);
 448         if (error == NULL)
 449                 config->protected = protected;
 450         else
 451                 config->protected = TRUE;
 452         g_clear_error(&error);
 453
 454         groups = g_key_file_get_groups(keyfile, &length);
 455
 456         for (i = 0; groups[i] != NULL; i++) {
 457                 if (g_str_has_prefix(groups[i], "service_") == TRUE) {
 458                         if (load_service(keyfile, groups[i], config) == 0)
 459                                 found = TRUE;
 460                 }
 461         }
 462
 463         if (found == FALSE)
 464                 connman_warn("Config file %s/%s.config does not contain any "
 465                         "configuration that can be provisioned!",
 466                         STORAGEDIR, config->ident);
 467
 468         g_strfreev(groups);
 469
 470         g_key_file_free(keyfile);
 471
 472         return 0;
 473 }
 474
 475 static struct connman_config *create_config(const char *ident)
 476 {
 477         struct connman_config *config;
 478
 479         DBG("ident %s", ident);
 480
 481         if (g_hash_table_lookup(config_table, ident) != NULL)
 482                 return NULL;
 483
 484         config = g_try_new0(struct connman_config, 1);
 485         if (config == NULL)
 486                 return NULL;
 487
 488         config->ident = g_strdup(ident);
 489
 490         config->service_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 491                                                 NULL, unregister_service);
 492
 493         g_hash_table_insert(config_table, config->ident, config);
 494
 495         connman_info("Adding configuration %s", config->ident);
 496
 497         return config;
 498 }
 499
 500 static connman_bool_t validate_ident(const char *ident)
 501 {
 502         unsigned int i;
 503
 504         if (ident == NULL)
 505                 return FALSE;
 506
 507         for (i = 0; i < strlen(ident); i++)
 508                 if (g_ascii_isprint(ident[i]) == FALSE)
 509                         return FALSE;
 510
 511         return TRUE;
 512 }
 513
 514 static int read_configs(void)
 515 {
 516         GDir *dir;
 517
 518         DBG("");
 519
 520         dir = g_dir_open(STORAGEDIR, 0, NULL);
 521         if (dir != NULL) {
 522                 const gchar *file;
 523
 524                 while ((file = g_dir_read_name(dir)) != NULL) {
 525                         GString *str;
 526                         gchar *ident;
 527
 528                         if (g_str_has_suffix(file, ".config") == FALSE)
 529                                 continue;
 530
 531                         ident = g_strrstr(file, ".config");
 532                         if (ident == NULL)
 533                                 continue;
 534
 535                         str = g_string_new_len(file, ident - file);
 536                         if (str == NULL)
 537                                 continue;
 538
 539                         ident = g_string_free(str, FALSE);
 540
 541                         if (validate_ident(ident) == TRUE) {
 542                                 struct connman_config *config;
 543
 544                                 config = create_config(ident);
 545                                 if (config != NULL)
 546                                         load_config(config);
 547                         } else {
 548                                 connman_error("Invalid config ident %s", ident);
 549                         }
 550                         g_free(ident);
 551                 }
 552
 553                 g_dir_close(dir);
 554         }
 555
 556         return 0;
 557 }
 558
 559 static void config_notify_handler(struct inotify_event *event,
 560                                         const char *ident)
 561 {
 562         char *ext;
 563
 564         if (ident == NULL)
 565                 return;
 566
 567         if (g_str_has_suffix(ident, ".config") == FALSE)
 568                 return;
 569
 570         ext = g_strrstr(ident, ".config");
 571         if (ext == NULL)
 572                 return;
 573
 574         *ext = '\0';
 575
 576         if (validate_ident(ident) == FALSE) {
 577                 connman_error("Invalid config ident %s", ident);
 578                 return;
 579         }
 580
 581         if (event->mask & IN_CREATE)
 582                 create_config(ident);
 583
 584         if (event->mask & IN_MODIFY) {
 585                 struct connman_config *config;
 586
 587                 config = g_hash_table_lookup(config_table, ident);
 588                 if (config != NULL) {
 589                         int ret;
 590
 591                         g_hash_table_remove_all(config->service_table);
 592                         load_config(config);
 593                         ret = __connman_service_provision_changed(ident);
 594                         if (ret > 0) {
 595                                 /*
 596                                  * Re-scan the config file for any
 597                                  * changes
 598                                  */
 599                                 g_hash_table_remove_all(config->service_table);
 600                                 load_config(config);
 601                                 __connman_service_provision_changed(ident);
 602                         }
 603                 }
 604         }
 605
 606         if (event->mask & IN_DELETE)
 607                 g_hash_table_remove(config_table, ident);
 608 }
 609
 610 int __connman_config_init(void)
 611 {
 612         DBG("");
 613
 614         config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
 615                                                 NULL, unregister_config);
 616
 617         connman_inotify_register(STORAGEDIR, config_notify_handler);
 618
 619         return read_configs();
 620 }
 621
 622 void __connman_config_cleanup(void)
 623 {
 624         DBG("");
 625
 626         cleanup = TRUE;
 627
 628         connman_inotify_unregister(STORAGEDIR, config_notify_handler);
 629
 630         g_hash_table_destroy(config_table);
 631         config_table = NULL;
 632
 633         cleanup = FALSE;
 634 }
 635
 636 static char *config_pem_fsid(const char *pem_file)
 637 {
 638         struct statfs buf;
 639         unsigned *fsid = (unsigned *) &buf.f_fsid;
 640         unsigned long long fsid64;
 641
 642         if (pem_file == NULL)
 643                 return NULL;
 644
 645         if (statfs(pem_file, &buf) < 0) {
 646                 connman_error("statfs error %s for %s",
 647                                                 strerror(errno), pem_file);
 648                 return NULL;
 649         }
 650
 651         fsid64 = ((unsigned long long) fsid[0] << 32) | fsid[1];
 652
 653         return g_strdup_printf("%llx", fsid64);
 654 }
 655
 656 static void provision_service(gpointer key, gpointer value, gpointer user_data)
 657 {
 658         struct connman_service *service = user_data;
 659         struct connman_config_service *config = value;
 660         struct connman_network *network;
 661         const void *ssid, *service_id;
 662         unsigned int ssid_len;
 663
 664         /* For now only WiFi service entries are supported */
 665         if (g_strcmp0(config->type, "wifi") != 0)
 666                 return;
 667
 668         network = __connman_service_get_network(service);
 669         if (network == NULL) {
 670                 connman_error("Service has no network set");
 671                 return;
 672         }
 673
 674         ssid = connman_network_get_blob(network, "WiFi.SSID", &ssid_len);
 675         if (ssid == NULL) {
 676                 connman_error("Network SSID not set");
 677                 return;
 678         }
 679
 680         if (config->ssid == NULL || ssid_len != config->ssid_len)
 681                 return;
 682
 683         if (memcmp(config->ssid, ssid, ssid_len) != 0)
 684                 return;
 685
 686         service_id = __connman_service_get_ident(service);
 687         config->service_identifiers =
 688                 g_slist_prepend(config->service_identifiers,
 689                                 g_strdup(service_id));
 690
 691         __connman_service_set_immutable(service, TRUE);
 692
 693         __connman_service_set_favorite_delayed(service, TRUE, TRUE);
 694
 695         __connman_service_set_config(service, config->config_ident,
 696                                                 config->config_entry);
 697
 698         if (config->eap != NULL)
 699                 __connman_service_set_string(service, "EAP", config->eap);
 700
 701         if (config->identity != NULL)
 702                 __connman_service_set_string(service, "Identity",
 703                                                         config->identity);
 704
 705         if (config->ca_cert_file != NULL)
 706                 __connman_service_set_string(service, "CACertFile",
 707                                                         config->ca_cert_file);
 708
 709         if (config->client_cert_file != NULL)
 710                 __connman_service_set_string(service, "ClientCertFile",
 711                                                 config->client_cert_file);
 712
 713         if (config->private_key_file != NULL)
 714                 __connman_service_set_string(service, "PrivateKeyFile",
 715                                                 config->private_key_file);
 716
 717         if (g_strcmp0(config->private_key_passphrase_type, "fsid") == 0 &&
 718                                         config->private_key_file != NULL) {
 719                 char *fsid;
 720
 721                 fsid = config_pem_fsid(config->private_key_file);
 722                 if (fsid == NULL)
 723                         return;
 724
 725                 g_free(config->private_key_passphrase);
 726                 config->private_key_passphrase = fsid;
 727         }
 728
 729         if (config->private_key_passphrase != NULL) {
 730                 __connman_service_set_string(service, "PrivateKeyPassphrase",
 731                                                 config->private_key_passphrase);
 732                 /*
 733                  * TODO: Support for PEAP with both identity and key passwd.
 734                  * In that case, we should check if both of them are found
 735                  * from the config file. If not, we should not set the
 736                  * service passphrase in order for the UI to request for an
 737                  * additional passphrase.
 738                  */
 739         }
 740
 741         if (config->phase2 != NULL)
 742                 __connman_service_set_string(service, "Phase2", config->phase2);
 743
 744         if (config->passphrase != NULL)
 745                 __connman_service_set_string(service, "Passphrase", config->passphrase);
 746
 747         if (config->hidden == TRUE)
 748                 __connman_service_set_hidden(service);
 749
 750         __connman_service_mark_dirty();
 751
 752         __connman_service_save(service);
 753 }
 754
 755 int __connman_config_provision_service(struct connman_service *service)
 756 {
 757         enum connman_service_type type;
 758         GHashTableIter iter;
 759         gpointer value, key;
 760
 761         DBG("service %p", service);
 762
 763         /* For now only WiFi services are supported */
 764         type = connman_service_get_type(service);
 765         if (type != CONNMAN_SERVICE_TYPE_WIFI)
 766                 return -ENOSYS;
 767
 768         g_hash_table_iter_init(&iter, config_table);
 769
 770         while (g_hash_table_iter_next(&iter, &key, &value) == TRUE) {
 771                 struct connman_config *config = value;
 772
 773                 g_hash_table_foreach(config->service_table,
 774                                                 provision_service, service);
 775         }
 776
 777         return 0;
 778 }
 779
 780 int __connman_config_provision_service_ident(struct connman_service *service,
 781                         const char *ident, const char *file, const char *entry)
 782 {
 783         enum connman_service_type type;
 784         struct connman_config *config;
 785         int ret = 0;
 786
 787         DBG("service %p", service);
 788
 789         /* For now only WiFi services are supported */
 790         type = connman_service_get_type(service);
 791         if (type != CONNMAN_SERVICE_TYPE_WIFI)
 792                 return -ENOSYS;
 793
 794         config = g_hash_table_lookup(config_table, ident);
 795         if (config != NULL) {
 796                 GHashTableIter iter;
 797                 gpointer value, key;
 798                 gboolean found = FALSE;
 799
 800                 g_hash_table_iter_init(&iter, config->service_table);
 801
 802                 /*
 803                  * Check if we need to remove individual service if it
 804                  * is missing from config file.
 805                  */
 806                 if (file != NULL && entry != NULL) {
 807                         while (g_hash_table_iter_next(&iter, &key,
 808                                                         &value) == TRUE) {
 809                                 struct connman_config_service *config_service;
 810
 811                                 config_service = value;
 812
 813                                 if (g_strcmp0(config_service->config_ident,
 814                                                                 file) != 0)
 815                                         continue;
 816
 817                                 if (g_strcmp0(config_service->config_entry,
 818                                                                 entry) != 0)
 819                                         continue;
 820
 821                                 found = TRUE;
 822                                 break;
 823                         }
 824
 825                         DBG("found %d ident %s file %s entry %s", found, ident,
 826                                                                 file, entry);
 827
 828                         if (found == FALSE) {
 829                                 /*
 830                                  * The entry+8 will skip "service_" prefix
 831                                  */
 832                                 g_hash_table_remove(config->service_table,
 833                                                 entry + 8);
 834                                 ret = 1;
 835                         }
 836                 }
 837
 838                 g_hash_table_foreach(config->service_table,
 839                                                 provision_service, service);
 840         }
 841
 842         return ret;
 843 }
 844
 845 struct connman_config_entry **connman_config_get_entries(const char *type)
 846 {
 847         GHashTableIter iter_file, iter_config;
 848         gpointer value, key;
 849         struct connman_config_entry **entries = NULL;
 850         int i = 0, count;
 851
 852         g_hash_table_iter_init(&iter_file, config_table);
 853         while (g_hash_table_iter_next(&iter_file, &key, &value) == TRUE) {
 854                 struct connman_config *config_file = value;
 855
 856                 count = g_hash_table_size(config_file->service_table);
 857
 858                 entries = g_try_realloc(entries, (i + count + 1) *
 859                                         sizeof(struct connman_config_entry *));
 860                 if (entries == NULL)
 861                         return NULL;
 862
 863                 g_hash_table_iter_init(&iter_config,
 864                                                 config_file->service_table);
 865                 while (g_hash_table_iter_next(&iter_config, &key,
 866                                                         &value) == TRUE) {
 867                         struct connman_config_service *config = value;
 868
 869                         if (type != NULL &&
 870                                         g_strcmp0(config->type, type) != 0)
 871                                 continue;
 872
 873                         entries[i] = g_try_new0(struct connman_config_entry,
 874                                                 1);
 875                         if (entries[i] == NULL)
 876                                 goto cleanup;
 877
 878                         entries[i]->ident = g_strdup(config->ident);
 879                         entries[i]->name = g_strdup(config->name);
 880                         entries[i]->ssid = g_try_malloc0(config->ssid_len + 1);
 881                         if (entries[i]->ssid == NULL)
 882                                 goto cleanup;
 883
 884                         memcpy(entries[i]->ssid, config->ssid,
 885                                                         config->ssid_len);
 886                         entries[i]->ssid_len = config->ssid_len;
 887                         entries[i]->hidden = config->hidden;
 888
 889                         i++;
 890                 }
 891         }
 892
 893         if (entries != NULL) {
 894                 entries = g_try_realloc(entries, (i + 1) *
 895                                         sizeof(struct connman_config_entry *));
 896                 if (entries == NULL)
 897                         return NULL;
 898
 899                 entries[i] = NULL;
 900
 901                 DBG("%d provisioned AP found", i);
 902         }
 903
 904         return entries;
 905
 906 cleanup:
 907         connman_config_free_entries(entries);
 908         return NULL;
 909 }
 910
 911 void connman_config_free_entries(struct connman_config_entry **entries)
 912 {
 913         int i;
 914
 915         if (entries == NULL)
 916                 return;
 917
 918         for (i = 0; entries[i]; i++) {
 919                 g_free(entries[i]->ident);
 920                 g_free(entries[i]->name);
 921                 g_free(entries[i]->ssid);
 922                 g_free(entries[i]);
 923         }
 924
 925         g_free(entries);
 926         return;
 927 }